Honda GL1800 Service Manual page 23

GENERAL INFORMATION
LOCATION
Oil filter boss threads (crankcase side)
Oil strainer bolt threads
Cylinder head 14 mm sealing bolt threads
Cylinder head 10 mm sealing bolt threads
Cam sprocket bolt threads
Shift drum joint bolt threads
Clutch outer lock nut threads
Oil pump driven sprocket bolt threads
Primary driven gear bearing setting plate bolt threads
(rear crankcase cover)
Mainshaft setting plate bolt threads
Countershaft setting plate bolt threads
Shift drum reverse lock cam bolt threads
Shift drum bearing setting plate bolt threads
Ignition pulse generator bolt threads
Shift drum lock arm bolt threads
Reverse shifter shaft bolt threads
Reverse shifter cable holder bolt threads
Left crankcase 20 mm sealing bolt threads
1-20
MATERIAL
Locking agent
REMARKS